package com.jjc.MyWebApp.kit;



import com.jfinal.core.Controller;

import javax.servlet.http.HttpServletRequest;

/**
 * Web常用工具
 * Created by jiaji on 2017/5/10.
 */
public class WebKit {
    /**
     * 获取客户端IP地址
     * @param request
     * @return
     */
    public static String getIpAddr(HttpServletRequest request) {
        String ip = request.getHeader("x-forwarded-for");
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getHeader("Proxy-Client-IP");
        }
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getHeader("WL-Proxy-Client-IP");
        }
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getRemoteAddr();
        }
        return ip;
    }
    /**
     * 获取客户端IP地址
     * @param controller
     * @return
     */
    public static String getIpAddr(Controller controller) {
        return getIpAddr(controller.getRequest());
    }
}
